JPH0213693B2 - - Google Patents

Info

Publication number
JPH0213693B2
JPH0213693B2 JP57187354A JP18735482A JPH0213693B2 JP H0213693 B2 JPH0213693 B2 JP H0213693B2 JP 57187354 A JP57187354 A JP 57187354A JP 18735482 A JP18735482 A JP 18735482A JP H0213693 B2 JPH0213693 B2 JP H0213693B2
Authority
JP
Japan
Prior art keywords
arm
pulley
fixed
pulleys
outer arm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP57187354A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5980827A (ja
Inventor
Junji Ogawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP18735482A priority Critical patent/JPS5980827A/ja
Publication of JPS5980827A publication Critical patent/JPS5980827A/ja
Publication of JPH0213693B2 publication Critical patent/JPH0213693B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/30—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/306—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets with a dipper-arm pivoted on a cantilever beam, i.e. boom with telescopic dipper-arm or boom

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Jib Cranes (AREA)
JP18735482A 1982-10-27 1982-10-27 油圧式シヨベルの伸縮ア−ム Granted JPS5980827A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18735482A JPS5980827A (ja) 1982-10-27 1982-10-27 油圧式シヨベルの伸縮ア−ム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18735482A JPS5980827A (ja) 1982-10-27 1982-10-27 油圧式シヨベルの伸縮ア−ム

Publications (2)

Publication Number Publication Date
JPS5980827A JPS5980827A (ja) 1984-05-10
JPH0213693B2 true JPH0213693B2 (en]) 1990-04-05

Family

ID=16204520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18735482A Granted JPS5980827A (ja) 1982-10-27 1982-10-27 油圧式シヨベルの伸縮ア−ム

Country Status (1)

Country Link
JP (1) JPS5980827A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61246433A (ja) * 1985-04-23 1986-11-01 東京都 伏越し人孔内の堆積土砂等の浚渫方法
CN108396797A (zh) * 2018-04-10 2018-08-14 马鞍山市润启新材料科技有限公司 一种可伸缩式挖掘机

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108541A (en) * 1979-02-10 1980-08-20 Ryutaro Yoritomi Multi-stage telescopic arm of hydraulic shovel
JPS5863259U (ja) * 1981-10-21 1983-04-28 日立建機株式会社 建設機械の多段伸縮ア−ム
JPH0827738B2 (ja) * 1986-08-15 1996-03-21 株式会社日立製作所 オンラインテスト方法

Also Published As

Publication number Publication date
JPS5980827A (ja) 1984-05-10

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